Today’s Wi-Fi extenders range from simple plug-in repeaters to more advanced models that behave like miniature access points or mesh nodes. Some are best suited for extending coverage to a single room, while others are designed to preserve faster speeds across larger spaces. Choosing the right one depends on your home’s layout, your internet plan and how much performance you’re willing to trade for convenience.
NamespaceWhat it isolatesWhat the process seesPIDProcess IDsOwn process tree, starts at PID 1MountFilesystem mount pointsOwn mount table, can have different rootNetworkNetwork interfaces, routingOwn interfaces, IP addresses, portsUserUID/GID mappingCan be root inside, nobody outsideUTSHostnameOwn hostnameIPCSysV IPC, POSIX message queuesOwn shared memory, semaphoresCgroupCgroup root directoryOwn cgroup hierarchyTimeSystem clocks (monotonic, boot)Own system uptime and clock offsetsNamespaces are what Docker containers use. When you run a container, it gets its own PID namespace (cannot see host processes), its own mount namespace (own filesystem view), its own network namespace (own interfaces), and so on.
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2月27日，生态环境部党组书记孙金龙主持召开部全面深化改革领导小组会议，深入学习贯彻习近平总书记关于全面深化改革的重要论述，贯彻落实有关会议精神，研究部署推动深化生态文明体制改革重点工作。生态环境部部长黄润秋出席会议。
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